Portable abrasive conditioning and cleaning machine



FIG. 1 is a front elevational view of a portable abrasive conditioning and cleaning machine, showing my new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines are for purposes of illustration and form no part of the claimed design. 

The ornamental design for a portable abrasive conditioning and cleaning machine, as shown and described. 